2554631166 has 8 divisors (see below), whose sum is σ = 5109262344. Its totient is φ = 851543720.

The previous prime is 2554631117. The next prime is 2554631173. The reversal of 2554631166 is 6611364552.

2554631166 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

2554631166 is an admirable number.

It is a super-2 number, since 2×2554631166² = 13052280788597039112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212885925 + ... + 212885936.

It is an arithmetic number, because the mean of its divisors is an integer number (638657793).

Almost surely, 2^2554631166 is an apocalyptic number.

2554631166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2554631166 is a wasteful number, since it uses less digits than its factorization.

2554631166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425771866.

The product of its digits is 129600, while the sum is 39.

The square root of 2554631166 is about 50543.3592670689. The cubic root of 2554631166 is about 1367.0237779323.

The spelling of 2554631166 in words is "two billion, five hundred fifty-four million, six hundred thirty-one thousand, one hundred sixty-six".